fix(export): preserve verified entity relationship fields

src/political_event_tracking_research/official_event_import.py

@@ -141,6 +141,9 @@ def normalize_records(records: list[OfficialRecord]) -> list[dict[str, str]]:
                 "confidence": confidence_for_source(record),
                 "source_url": record.source_url,
                 "notes": record.summary,
+                "entity_match_type": record.entity_match_type,
+                "match_evidence": record.match_evidence,
+                "relationship_type": record.relationship_type,
             }
         )
     rows.sort(key=lambda row: (row["event_date"], row["symbol"], row["event_id"]))
@@ -152,7 +155,19 @@ def import_official_events(input_path: str | Path, output_path: str | Path) -> l
     rows = normalize_records(records)
     write_csv_rows(
         output_path,
-        ["event_id", "event_date", "symbol", "event_type", "direction", "confidence", "source_url", "notes"],
+        [
+            "event_id",
+            "event_date",
+            "symbol",
+            "event_type",
+            "direction",
+            "confidence",
+            "source_url",
+            "notes",
+            "entity_match_type",
+            "match_evidence",
+            "relationship_type",
+        ],
         rows,
     )
     return rows

tests/test_official_event_import.py

@@ -38,6 +38,9 @@ def test_import_official_events_normalizes_to_event_schema(tmp_path: Path) -> No
         "confidence",
         "source_url",
         "notes",
+        "entity_match_type",
+        "match_evidence",
+        "relationship_type",
     }
 
 
@@ -137,3 +140,20 @@ def test_community_lead_records_are_not_in_stable_source_set() -> None:
 
     with pytest.raises(ValueError, match="unsupported source_type"):
         normalize_records([record])
+
+
+def test_normalize_records_preserves_verified_entity_relationship_fields(tmp_path: Path) -> None:
+    input_path = tmp_path / "entity-fields.csv"
+    input_path.write_text(
+        "record_id,record_date,symbol,source_type,event_type,direction,source_url,summary,"
+        "entity_match_type,match_evidence,relationship_type\n"
+        "entity-1,2026-01-10,EVT1,government_filing,disclosure_buy,bullish,"
+        "https://www.sec.gov/example/entity-1,Entity record.,issuer,SEC filing names EVT1,issuer\n",
+        encoding="utf-8",
+    )
+
+    rows = normalize_records(load_official_records(input_path))
+
+    assert rows[0]["entity_match_type"] == "issuer"
+    assert rows[0]["match_evidence"] == "SEC filing names EVT1"
+    assert rows[0]["relationship_type"] == "issuer"